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WO2010115299A1 - Procédé d'accès aléatoire et son dispositif - Google Patents

Procédé d'accès aléatoire et son dispositif Download PDF

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Publication number
WO2010115299A1
WO2010115299A1 PCT/CN2009/071179 CN2009071179W WO2010115299A1 WO 2010115299 A1 WO2010115299 A1 WO 2010115299A1 CN 2009071179 W CN2009071179 W CN 2009071179W WO 2010115299 A1 WO2010115299 A1 WO 2010115299A1
Authority
WO
WIPO (PCT)
Prior art keywords
indication
user equipment
preamble
access
dpcch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2009/071179
Other languages
English (en)
Chinese (zh)
Inventor
贺传峰
高永强
马雪利
马洁
胡振兴
杨波
闫坤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Device Shenzhen Co Ltd
Original Assignee
Shenzhen Huawei Communication Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Huawei Communication Technologies Co Ltd filed Critical Shenzhen Huawei Communication Technologies Co Ltd
Priority to EP09842860A priority Critical patent/EP2418908A4/fr
Priority to JP2012503844A priority patent/JP2012523185A/ja
Priority to CN2009801236610A priority patent/CN102077675A/zh
Priority to PCT/CN2009/071179 priority patent/WO2010115299A1/fr
Publication of WO2010115299A1 publication Critical patent/WO2010115299A1/fr
Priority to US13/253,263 priority patent/US20120071186A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access

Definitions

  • the present invention relates to the field of communication technologies, and in particular, to a random access method and apparatus therefor. Background technique
  • CELL-FACH Forward Access
  • the channel-based high-speed downlink shared channel (HS-DSCH) resource improves the downlink throughput of the CELL-FACH state, and the Node B can control the user equipment (UE: User Equipment) to perform enhanced uplink access. Provide feedback for downstream HS-DSCH transmission.
  • the Node B sends the UE ID and the 5-bit E-DCH resource number to the UE through the HS-DCCH shared control channel command (HS-SCCH order: Shared Control Channel for HS-DSCH order), and the UE receives the HS-SCCH. After the order, the random access procedure is not performed, but the uplink resource indicated by the resource number is started after a predetermined time, and the HS-DPCCH/DPCCH is transmitted for HARQ ACK/NACK and CQI feedback.
  • HS-SCCH order Shared Control Channel for HS-DSCH order
  • the inventor has found that the prior art has a drawback in the process of implementing the present invention: the user equipment UE directly starts the uplink transmission after receiving the HS-SCCH order sent by the Node B, so that the reliability of the transmission cannot be guaranteed. It has an adverse effect on the uplink search and cannot achieve the purpose of reducing the access delay.
  • the user equipment Before transmitting uplink data, the user equipment first transmits the identification information to the base station, and determines that the access is successful when receiving the acquisition indication of the base station. Therefore, the reliability of information transmission can be ensured, the delay of the access process can be reduced, and the fast completion of the uplink search can be ensured.
  • the invention has the beneficial effects that the user equipment first transmits the DPCCH preamble to the base station before performing the uplink transmission, and determines that the access is successful when receiving the acquisition indication of the base station. Therefore, the reliability of information transmission can be ensured, the delay of the access process can be reduced, and the fast completion of the uplink search can be ensured.
  • Embodiment 4 is a flowchart of a random access method according to Embodiment 4 of the present invention.
  • FIG. 6 is a schematic diagram showing the structure of a random access apparatus according to Embodiment 6 of the present invention.
  • Figure 7 is a block diagram showing the structure of a random access device according to Embodiment 7 of the present invention.
  • FIG. 8 is a block diagram showing the construction of a random access apparatus according to Embodiment 8 of the present invention. detailed description
  • An embodiment of the present invention provides a random access method.
  • the method includes: receiving, by a user equipment, an access indication message, where the access indication message includes resource information, such as a user equipment identifier and a corresponding resource number (see Step 101): transmitting a dedicated physical control channel preamble (DPCCH Preamble) by using the uplink resource corresponding to the resource number and a preset initial transmit power (see step 102); if it is determined that the capture indication is received, the user equipment determines to connect Success (see step 103).
  • DPCCH Preamble dedicated physical control channel preamble
  • the user equipment may receive an access indication message sent by the base station.
  • the user equipment may receive the access indication message sent by the Node B in a 3GPP (3rd Generation Partnership Project) WCDMA (Wideband Code Dimension Mult Iple Access) network system.
  • the access indication message may be an HS-DS CH shared channel command (HS-SCCH order), but is not limited to this command, and other messages may be used according to actual needs.
  • the uplink resource indicated in the access indication message may be an Enhanced Dedicated Channel (E-DCH) resource, and the resource number in the access indication message may be a 5-bit enhanced dedicated channel (E-DCH: Enhanced) Dedicated Channel ) resource number, but not Limited to this.
  • E-DCH Enhanced Dedicated Channel
  • the appropriate initial transmit power can be set based on the commanded preamble power, the minimum power requirement, and the maximum allowable power.
  • the user equipment after the user equipment sends the DPCCH preamble, if the acquisition indication returned by the base station is received, the user equipment may be determined to be successfully accessed. In this way, after the access is successful, uplink transmission may be performed, including transmission of uplink dedicated physical channel control information, uplink data, and/or feedback information. For example, in the 3GPP WCDMA network system, if the acquisition indication transmitted by the Node B is received, it may be determined that the user equipment access is successful.
  • the capture indication may be a Transmission Power Control (TPC) command, and the transmission power control command may be 2-bit information.
  • TPC Transmission Power Control
  • the 2-bit information is 11 or 00, but is not limited thereto. Other information is indicated.
  • the user equipment first sends a DPCCH preamble to the base station, and determines that the access succeeds when receiving the acquisition indication of the base station, and then performs uplink dedicated physical channel control information, uplink data, and/or feedback after the access is successful.
  • Uplink transmission of information Therefore, the reliability of information transmission can be ensured, the delay of the access process can be reduced, and the fast completion of the uplink search can be ensured.
  • the embodiment of the present invention provides a random access method.
  • the following is a detailed description of the method by using a 3GPP WCDMA network system as an example.
  • the method includes:
  • Step 201 The user equipment UE receives an access indication message sent by the Node B, where the access indication message includes a user equipment identifier and a corresponding resource number.
  • Step 202 Determine whether a predetermined time is reached.
  • the predetermined time is a start time of the subframe where the user equipment receives the HS-SCCH order and before the user equipment sends the DPCCH.
  • a time interval T h — d of the preamble, the time interval T h — d is an offset parameter S corresponding to the E-DCH resource.
  • ffset can be obtained by the following formula, but is not limited to this, other formulas can also be used to define the time interval:
  • Th-d (10240 + 256 * S + ⁇ 0 ) chips.
  • the Node B may send the acquisition indication in a downlink fragment dedicated physical channel (F-DPCH) slot corresponding to an uplink slot that transmits a DPCCH preamble.
  • F-DPCH downlink fragment dedicated physical channel
  • the acquisition indication sent by the Node B may be received in a downlink F-DPCH slot corresponding to an uplink time slot in which the DPCCH preamble is transmitted, but is not limited thereto.
  • Step 205 If it is determined that the capture indication is received, the access process ends.
  • Step 206 If it is determined that the acquisition indication is not received, the user equipment UE increases the power of sending the DPCC H preamble; wherein the length of the climb may be configured by the network side, but is not limited thereto.
  • Step 207 Determine whether the number of timeslots for sending the DPCCH preamble reaches a preset value. If the preset value is not reached, step 208 is performed; otherwise, step 209 is performed.
  • the preset value is a preset maximum number of retransmissions, which can be configured through the network side, but is not limited thereto.
  • Step 209 If the preset value is reached, the sending of the DPCCH preamble is stopped, and the access process is ended.
  • the user equipment UE stops the transmission of the DPCCH preamble, and starts the transmission including the uplink dedicated physical channel (DPCCH) control information, the uplink data, and the feedback information.
  • DPCCH uplink dedicated physical channel
  • the uplink dedicated physical channel (DPCCH) control information is started to be transmitted, and the power control command is received in the corresponding downlink F-DPCH slot.
  • the inner loop power control process can be performed when the DPCCH control information is transmitted, that is, the transmit power of the DPCCH control information is transmitted according to the transmission power control command received in the downlink F-DPCH slot corresponding to the uplink time slot in which the DPCCH control information is transmitted. Adjustment.
  • the user equipment UE can adjust the transmission power according to the received transmission power control command, and transmit the DPCCH control information by using the adjusted transmission power.
  • the user equipment first sends the indication information to the base station, and determines that the access is successful when receiving the acquisition indication of the base station, and then performs uplink dedicated physical channel control information, uplink data, and/or feedback after the access is successful. Uplink transmission of information.
  • the power of the DPCCH preamble can be increased, thereby continuously reducing the delay of the access process and ensuring the fast completion of the uplink search by continuously transmitting the DPCCH preamble of the power boost. Thereby, the delay is reduced, so that the user equipment UE can start the uplink feedback as soon as possible.
  • the embodiment of the present invention provides a random access method. As shown in FIG. 3, the method includes: sending an access indication message, where the access indication message includes a user equipment identifier and a corresponding resource number (see step 301); When the DPCCH preamble sent by the user equipment is detected, a capture indication is sent to the user equipment (see step 302).
  • the resource indicated in the access indication message may be an enhanced dedicated channel (E-DCH:
  • the user equipment can transmit the DPCCH preamble through the E-DCH uplink resource. If the Node B detects the DPCCH preamble, the acquisition indication is sent in a downlink F-DPCH slot corresponding to an uplink time slot in which the DPCCH preamble is transmitted, but is not limited thereto, and the acquisition indication is as described in Embodiment 2.
  • the Node B can send an acquisition indication to the user equipment UE, so that the user equipment UE completes the access after receiving the acquisition indication.
  • An embodiment of the present invention provides a random access method.
  • the method includes: sending an access indication message, where the access indication message includes a user equipment identifier and a corresponding resource number (see ⁇ Step 401); detecting the identification information sent by the user equipment (see step 402); if detecting the DPCCH preamble sent by the user equipment, sending a capture indication to the user equipment (see step 403); if the user is not detected
  • the DPCCH preamble sent by the device does not send the acquisition indication to the user equipment, or sends an indication to the user equipment that the DPCCH preamble is not detected (see step 404).
  • the Node B may send an acquisition indication to the user equipment UE, so that the user equipment UE completes the access after receiving the acquisition indication.
  • the Node B does not detect the DPCCH preamble sent by the user equipment, does not send any information or sends the information that does not detect the DPCCH preamble to the user equipment, so that the user equipment UE climbs the power of transmitting the DPCCH preamble, thereby passing Continuously transmitting the DPCCH preamble of the power boosting not only reduces the delay of the access process, but also ensures the fast completion of the uplink search, thereby reducing the delay, so that the user equipment UE can start the uplink feedback as soon as possible.
  • the embodiment of the present invention provides a random access device.
  • the device includes a resource receiving unit 501, a preamble sending unit 502, and an access determining unit 503.
  • the resource receiving unit 501 is configured to receive an access indication.
  • a message, the access indication message includes a user equipment identifier and a corresponding resource number;
  • the preamble sending unit 502 is connected to the resource receiving unit 501, and configured to send the DPCCH preamble by using an uplink resource corresponding to the resource number and a preset initial transmit power;
  • the access determining unit 503 is configured to determine that the access is successful when the acquisition indication is received.
  • the device may be a physical unit of the UE, or may be a logical unit of the UE.
  • the working process of the device is as described in Embodiment 1, and details are not described herein again.
  • the device sends a DPCCH preamble according to the received access indication message.
  • the base station determines that the access is successful when receiving the acquisition indication of the base station, and then performs uplink transmission, uplink data, and feedback information transmission after the access is successful. Therefore, the reliability of information transmission can be ensured, the delay of the access process can be reduced, and the fast completion of the uplink search can be ensured.
  • the embodiment of the present invention provides a random access device.
  • the device includes a resource receiving unit 501, a preamble transmitting unit 502, and an access determining unit 503, which are similar to the embodiment 5, and are not described herein again. .
  • the apparatus further includes a timing unit 601, and the timing unit 601 is connected to the resource receiving unit 501 and the preamble sending unit 502, and is configured to determine whether the predetermined time is exceeded after receiving the access indication message, if it is determined to exceed The predetermined time is sent to the preamble sending unit 502 to send the DPCCH preamble by using the uplink resource corresponding to the resource number and the preset initial transmit power.
  • the determination of the preset time is as described in the step 202 of the embodiment 2, and details are not described herein again.
  • the apparatus further includes an indication receiving unit 602, which is connected to the preamble sending unit 502 and the access determining unit 503, for determining whether the DPCCH preamble is sent after the preamble transmitting unit 502 sends the D PCCH preamble.
  • the acquisition indication if the indication receiving unit 602 determines to receive the acquisition indication, notifies the access determination unit 503 that the access is successful.
  • the apparatus may further include a retransmission counting unit 604 connected to the power climbing unit 603, the preamble transmitting unit 502, and the access determining unit 503 for using the power climbing unit 603 to increase the transmission power.
  • the preamble sending unit 502 is further configured to: when the retransmission counting unit 603 determines that the number of uplink time slots of the uplink resource that sends the DPCCH preamble does not exceed a preset value, use the uplink resource and the raised transmit power to send The DPCCH preamble.
  • the device may be a physical unit of the UE, or may be a logical unit of the UE.
  • the working process of the device is as described in Embodiment 2, and details are not described herein again.
  • the device first sends the indication information to the base station, and determines that the access is successful when receiving the acquisition indication of the base station, and then performs uplink transmission, uplink data, and feedback information transmission after the access is successful.
  • the power of the DPCCH preamble can be increased, thereby continuously reducing the delay of the access process and ensuring the fast completion of the uplink search by continuously transmitting the DPCCH preamble of the power boost. Thereby, the delay is reduced, so that the user equipment UE can start the uplink feedback as soon as possible.
  • the DPCCH preamble is a preamble of the uplink resource transmission indicated by the user equipment UE by the resource number, but is not limited thereto.
  • the Node B after the Node B detects the DPCCH preamble sent by the user equipment UE, it can send Sending an acquisition indication to the user equipment UE, so that the user equipment UE completes the access after receiving the acquisition indication.
  • the embodiment of the present invention provides a random access device. As shown in FIG. 8, the device includes the resource information sending unit 701 and the indication sending unit 702, and its function is similar to that of Embodiment 7, and details are not described herein again.
  • the Node B can send an acquisition indication to the user equipment UE, so that the user equipment UE completes the access after receiving the acquisition indication. If the DPCCH preamble is not detected, no information is sent, or an indication indicating that the DPCCH preamble has not been received is sent.
  • the present invention can be implemented by hardware or by software plus a necessary general hardware platform.
  • the technical solution of the present invention may be embodied in the form of a software product, which may be stored in a non-volatile storage medium (which may be a CD-ROM, a USB flash drive, a mobile hard disk, etc.), including several The instructions are for causing a computer device (which may be a personal computer, server, or network device, etc.) to perform the methods described in various embodiments of the present invention.
  • a computer device which may be a personal computer, server, or network device, etc.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention porte sur un procédé d'accès aléatoire et sur son dispositif, le procédé comprenant les opérations suivantes : un dispositif utilisateur reçoit un message d'indication d'accès (101) comprenant un identifiant de dispositif utilisateur et le numéro de ressource correspondant; par utilisation de la ressource de liaison montante correspondant au numéro de ressource et de la puissance d'émission initiale préréglée, un préambule de canal de commande physique dédié (DPCCH) est émis (102); s'il est déterminé qu'une indication d'acquisition a été reçue, alors il est déterminé que le dispositif utilisateur a réussi à accéder (103). Par le procédé, le dispositif utilisateur transmet en premier lieu un préambule DPCCH à la station de base, la réussite d'accès est déterminée tout en recevant l'indication d'acquisition provenant de la station de base et la transmission en liaison montante comprenant des informations de commande physique dédiées de liaison montante, des données de liaison montante et/ou des informations de rétroaction est effectuée après la réussite d'accès. En conséquence, la fiabilité de transmission d'informations est assurée, le délai durant le processus d'accès est réduit et la mise en œuvre rapide de recherche de liaison montante est garantie.
PCT/CN2009/071179 2009-04-07 2009-04-07 Procédé d'accès aléatoire et son dispositif Ceased WO2010115299A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP09842860A EP2418908A4 (fr) 2009-04-07 2009-04-07 Procédé d'accès aléatoire et son dispositif
JP2012503844A JP2012523185A (ja) 2009-04-07 2009-04-07 ランダムアクセスの方法およびその装置
CN2009801236610A CN102077675A (zh) 2009-04-07 2009-04-07 随机接入方法及其装置
PCT/CN2009/071179 WO2010115299A1 (fr) 2009-04-07 2009-04-07 Procédé d'accès aléatoire et son dispositif
US13/253,263 US20120071186A1 (en) 2009-04-07 2011-10-05 Method and apparatus for random access

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/071179 WO2010115299A1 (fr) 2009-04-07 2009-04-07 Procédé d'accès aléatoire et son dispositif

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/253,263 Continuation US20120071186A1 (en) 2009-04-07 2011-10-05 Method and apparatus for random access

Publications (1)

Publication Number Publication Date
WO2010115299A1 true WO2010115299A1 (fr) 2010-10-14

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PCT/CN2009/071179 Ceased WO2010115299A1 (fr) 2009-04-07 2009-04-07 Procédé d'accès aléatoire et son dispositif

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US (1) US20120071186A1 (fr)
EP (1) EP2418908A4 (fr)
JP (1) JP2012523185A (fr)
CN (1) CN102077675A (fr)
WO (1) WO2010115299A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102916767A (zh) * 2011-08-05 2013-02-06 华为技术有限公司 一种高速专用物理控制信道上行反馈方法及相关设备
WO2013116998A1 (fr) * 2012-02-08 2013-08-15 Renesas Mobile Corporation Mécanisme de commande pour une communication par l'intermédiaire de différentes bandes de fréquence
WO2015161500A1 (fr) * 2014-04-25 2015-10-29 华为技术有限公司 Procédé, dispositif et système d'acquisition de données de localisation

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3000267B1 (fr) * 2013-05-21 2018-07-11 Telefonaktiebolaget LM Ericsson (publ) Procédé de partage de ressources au moyen de traitements harq individuels
WO2015120616A1 (fr) * 2014-02-14 2015-08-20 华为技术有限公司 Procédé d'envoi de préambule, procédé de réglage de puissance, terminal, et dispositif
CN111726875B (zh) * 2014-06-13 2023-07-21 华为技术有限公司 一种确定发送功率的方法及用户设备
CN107682397B (zh) * 2017-08-28 2019-02-26 平安科技（深圳）有限公司 客户资源获取方法、装置、终端设备及存储介质
WO2020056717A1 (fr) * 2018-09-21 2020-03-26 Oppo广东移动通信有限公司 Procédé et dispositif d'association de ressources, terminal, et appareil de réseau

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003100988A2 (fr) * 2002-05-29 2003-12-04 Nokia Corporation Systeme et procede pour capture de canal d'acces aleatoire par demande de retransmission automatique
WO2008024788A2 (fr) * 2006-08-21 2008-02-28 Qualcomm Incorporated procédé et appareil pour un accès aléatoire dans un système de communication par accès multiple orthogonal
CN101155421A (zh) * 2006-09-29 2008-04-02 北京三星通信技术研究有限公司 小区无线网络临时识别号的分配方法及设备
CN101395862A (zh) * 2006-01-20 2009-03-25 诺基亚公司 具有增强覆盖的随机接入过程

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3512774B2 (ja) * 2000-02-17 2004-03-31 サムスン エレクトロニクス カンパニー リミテッド 符号分割多重接続通信システムにおける共通パケットチャンネルを割り当てるための装置及び方法
US7079507B2 (en) * 2000-02-25 2006-07-18 Nokia Corporation Method and apparatus for common packet channel assignment
US8111689B2 (en) * 2001-01-16 2012-02-07 Nokia Corporation System for uplink scheduling packet based data traffic in wireless system
EP1359722A1 (fr) * 2002-03-27 2003-11-05 BRITISH TELECOMMUNICATIONS public limited company Système et procédé pour transmettre des flux de données
TWI328367B (en) * 2002-09-26 2010-08-01 Interdigital Tech Corp Method for providing fast feedback information for random access channel in a wireless communication system
KR101119100B1 (ko) * 2005-01-03 2012-03-16 엘지전자 주식회사 데이터 블록 송수신 방법
US8265025B2 (en) * 2006-09-26 2012-09-11 Panasonic Corporation Radio transmission device and radio transmission method
EP2070341B1 (fr) * 2006-09-29 2018-09-05 Nokia Technologies Oy Appareil, procédé et un programme informatique fournissant une utilisation de e dch en tant que canal partagé d'accès aléatoire
CN101674660B (zh) * 2006-10-31 2013-10-09 夏普株式会社 处理方法、通信系统、基站、移动站
GB0714927D0 (en) * 2007-08-01 2007-09-12 Nokia Siemens Networks Oy Resource allocation
CN101990310A (zh) * 2009-07-30 2011-03-23 华为技术有限公司 一种随机接入方法及其装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003100988A2 (fr) * 2002-05-29 2003-12-04 Nokia Corporation Systeme et procede pour capture de canal d'acces aleatoire par demande de retransmission automatique
CN101395862A (zh) * 2006-01-20 2009-03-25 诺基亚公司 具有增强覆盖的随机接入过程
WO2008024788A2 (fr) * 2006-08-21 2008-02-28 Qualcomm Incorporated procédé et appareil pour un accès aléatoire dans un système de communication par accès multiple orthogonal
CN101155421A (zh) * 2006-09-29 2008-04-02 北京三星通信技术研究有限公司 小区无线网络临时识别号的分配方法及设备

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2418908A4 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102916767A (zh) * 2011-08-05 2013-02-06 华为技术有限公司 一种高速专用物理控制信道上行反馈方法及相关设备
WO2013020452A1 (fr) * 2011-08-05 2013-02-14 华为技术有限公司 Procédé de rétroaction de liaison montante de canal de commande physique dédié haute vitesse et dispositif associé
WO2013116998A1 (fr) * 2012-02-08 2013-08-15 Renesas Mobile Corporation Mécanisme de commande pour une communication par l'intermédiaire de différentes bandes de fréquence
WO2015161500A1 (fr) * 2014-04-25 2015-10-29 华为技术有限公司 Procédé, dispositif et système d'acquisition de données de localisation
CN105247950A (zh) * 2014-04-25 2016-01-13 华为技术有限公司 获取定位数据的方法、装置及系统
CN105247950B (zh) * 2014-04-25 2019-03-19 华为技术有限公司 获取定位数据的方法、装置及系统

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JP2012523185A (ja) 2012-09-27
US20120071186A1 (en) 2012-03-22

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